/**
* Returns the data model based on the primary key given in the GET variable.
* If the data model is not found, an HTTP exception will be raised.
*/
public function loadModel()
{
if ($this->_model === null) {
if (isset($_GET['id'])) {
$this->_model = ClassDescription::model()->findbyPk($_GET['id']);
}
if ($this->_model === null) {
throw new CHttpException(404, 'The requested page does not exist.');
}
}
return $this->_model;
}
public function getDescription()
{
// TODO: also, use the more yii-ish activerecord means of constraining instead of sql joins
$found = ClassDescription::model()->findBySql('select class_description.* from class_description
where class_id = :cid
and language_id = :lid', array('cid' => $this->id, 'lid' => Language::savedLanguageId()));
return isset($found) ? $found : ClassDescription::model()->findBySql('select class_description.* from class_description
where class_id = :cid
and language_id = :lid', array('cid' => $this->id, 'lid' => Language::DEFAULT_LANGUAGE_ID));
}